.pg_header{
    position: fixed;
    height: 48px;
    top: 0;
    left: 0;
    right: 0;
    background-color: #438fb9;
    line-height: 48px;
}

.pg_dl{
    left: 400px;
    display: inline-block;
    padding: 0 40px;
    color: white;
}
.pg_header .pg_dl:hover{
   /* background-color:  #005580;*/
    cursor: pointer;
}
.left{
    margin-top: 20px;
    width: 400px;
    display: inline-block;
    float: left;
}
.pg_body{
    margin-top: 50px;
    font-size: 16px;
    display: inline-block;
    width: 200px;
    margin-left:-20%;
}
.pg_body .menu{
    width: 800px;
    padding: 15px;
    float: left;
    font-weight: normal;
}
select,input[type="text"],input[type="password"]{
    width: 200px;
    height: 25px;
    border-radius: 6px;
    border-width: 1px;
    border-style: solid;
    border-color: #0e90d2;
}

input[type="reset"]{
    background-color: #555555;
    border: none;
    color: white;
    padding: 12px 29px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 17px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
}
button,input[type="button"]{
   /* background-color: green;*/
  /*  border: none;
    color: white;*/
 /*   padding: 5px 29px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 17px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;*/
}
.kong{
    margin-top: -54px;
    margin-left: 100px;
    float:left;
    padding: 15px;
}
.img{
    width: 50px;
    height: 40px;
}
.can{
    width: 800px;
    height: 40px;
    line-height: 40px;
    margin: 0 auto;
    text-align: center;
    display: inline-block;
}
.tian{
    color: red;
    float: right;
    font-size: 12px;
    margin-right: -120px;
    margin-top: -25px;
}
/*.required{*/
    /*display: inline-block;*/
/*}*/

input[type="file"]{
    height:25px;
    width:300px;
    text-align: center;
    font-size: 17px;
}